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Minor refactoring and reformatting

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This commit is contained in:
Mattt Thompson 2012-09-24 08:26:00 -07:00
parent 7147ef61bb
commit 45880fd9a0
1 changed files with 10 additions and 18 deletions
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24
AFNetworking/AFHTTPRequestOperation.m
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@ -37,32 +37,24 @@
#endif
NSSet * AFContentTypesFromHTTPHeader(NSString *string) {
static NSCharacterSet *_trimCharacterSet = nil;
static dispatch_once_t onceToken;
dispatch_once(&onceToken, ^{
_trimCharacterSet = [NSCharacterSet whitespaceAndNewlineCharacterSet];
});
if (!string) {
return nil;
}
NSArray *mediaRanges = [string componentsSeparatedByString:@","];
NSMutableSet *mutableContentTypes = [NSMutableSet setWithCapacity:mediaRanges.count];
[mediaRanges enumerateObjectsUsingBlock:^(NSString *mediaRange, NSUInteger idx, BOOL *stop) {
NSRange parametersRange = [mediaRange rangeOfString:@";"];
if (parametersRange.location != NSNotFound) {
mediaRange = [mediaRange substringToIndex:parametersRange.location];
}
NSRange startOfParameters = [mediaRange rangeOfString:@";"];
if (startOfParameters.location != NSNotFound) {
mediaRange = [mediaRange substringToIndex:startOfParameters.location];
}
mediaRange = [mediaRange stringByTrimmingCharactersInSet:_trimCharacterSet];
if (mediaRange.length > 0)
[mutableContentTypes addObject:mediaRange];
mediaRange = [mediaRange stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]];
if (mediaRange.length > 0) {
[mutableContentTypes addObject:mediaRange];
}
}];
return [NSSet setWithSet:mutableContentTypes];